基于精密注射成型机研制开发了一套聚合物流变特性在线测试装置,通过采用等直径双毛细管串联的形式,解决了流变测量的入口效应问题。分析了装置工作原理和关键结构的设计准则,为通用聚合物流变特性在线测试实验研究奠定了基础。利用研制的在线测试装置成功的获得了材料的流变曲线。
Based on precision injection molding machine,a set of on-line testing device of polymer′s rheological properties was designed and manufactured.Two series-wound capillaries with the same diameter were adopted,which solved the intake effect of the testing of rheological properties.Working principle of testing device and design of its key structure was introduced and analyzed and it set up an experimental foundation of on-line testing of rheological properties of universal polymer.Rheological curve of polymer was successfully obtained using this device.